Ultratech Joint Stock Company Address: Hamlet 2, Dong Du Commune, Gia Lam District, Ha Noi City Enterprise code: 0110226592 Phone: 0904983245 Representative: Giang Thuan Y Adress: Hamlet 2, Dong Du Commune, Gia Lam District, Ha Noi City Dong Du Commune, Gia Lam District, Ha Noi CityFounding date: 10 - 1 - 2023